发明名称 COMMUNICATIONS SYSTEM WITH MOVING BODIES WITH THE AID OF SATELLITES
摘要 DESCRIPTIVE Communications system with moving bodies using satellites. The system comprises at least two geosynchronous satellites (S-A, S-B) having the same elliptical orbit and the same trace on the ground. The longitudes of ascending node are displaced. The moving bodies have a vertically pointed fixed antenna. The system operates for 24 hours continuously with one or other of the satellites. Application to space telecommunications. (Fig. 1)
申请公布号 CA1306289(C) 申请公布日期 1992.08.11
申请号 CA19890592476 申请日期 1989.03.01
申请人 CENTRE NATIONAL D'ETUDES SPATIALES 发明人 DULCK, JEAN-FRANCOIS;ROUFFET, DENIS
分类号 H04B7/185;H04B7/195 主分类号 H04B7/185
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